eomsangdonandClaude Opus 5.5
b8ef5d033d
- 점선 = 미리 자른 실선 조각(Chromium 이 점선을 채운 윤곽으로 풀어 PDF 3 배 커지는 것 막음) - 글 안 빈칸 그대로(white-space: pre) · 세운 글 방향 = 화면(openwebcad canvas)과 같게 - 못 넣은 그림 = data: 아님 · base64 깨짐 - test_302_2: PDF 읽기 pymupdf → pypdf · add_drawing_page(pymupdf 문서) 시험 → drawing_page(SVG) 로 고침 · 점선 조각 · 빈칸 시험 더함 Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
372 lines
16 KiB
Python
372 lines
16 KiB
Python
"""인쇄 미리보기 도면(PLAN 302-2 · 535-2) — CAD 도면(openwebcad JSON) 한 장 → SVG 한 쪽(벡터) →
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공용 PDF 엔진(`common_util_print_pdf` · Chromium)이 PDF 한 쪽으로.
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쪽 = 도각 — 도각 층 범위를 그 양식 실치수(A1 840×594 · 회사 양식이면 그 크기) 종이에 맞춤 ·
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도각이 없으면 그림 범위 1:1. 숨긴 층 · 동결 층은 뺌(화면에 안 보이는 것 = 안 나감).
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그리기 규칙 = openwebcad 화면(밝은 바탕)과 같게:
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색 = `theme.ts` `paintColor` 밝은 바탕 짝(자동색 → 검정 · 휘도 0.58 넘는 색 → 0.3 으로 누름)
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글 = 기준점 세로 가운데(textBaseline middle) · 정렬 left/center/right(기본 center) ·
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방향 벡터 회전
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호 = 세계 좌표 반시계(counterClockwise 거짓이면 시계) · 점 = 반지름 5 원 ·
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그림 = 칸 안 비율 지켜 가운데
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표 = `B07 Frame_Export.table_parts`(openwebcad table-geometry 거울) 그대로
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한글 = 시스템 글꼴(맑은 고딕 → Noto Sans KR → 나눔고딕) · Chromium 이 쓴 글자만 심음.
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"""
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from __future__ import annotations
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import base64
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import binascii
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import html
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import math
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import re
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from typing import Any
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from B07_DesignDetail.B07_DesignDetail_Engine_Cad import FRAME_LAYER_ID
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from B07_DesignDetail.B07_DesignDetail_Engine_Frame_Export import table_parts
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from B07_DesignDetail.B07_DesignDetail_Engine_Template import entities_bbox, template_entities
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PT_PER_MM = 72 / 25.4
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#: 화면 선 굵기(px) → 종이(pt) — ponytail: 고정 배율, 출력물 보고 고칠 손잡이
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LINE_PT_PER_PX = 0.5
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DASH_PT_PER_PX = 1.0
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POINT_RADIUS = 5.0
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DEFAULT_FONT_MM = 3.0
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#: 구조물 조합 도면에 얹는 도각 층(M02 `STRUCTURE_FRAME_LAYER`)
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STRUCTURE_FRAME_LAYER = "m02-structure-frame"
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#: 쪽을 잡는 도각 층 — 앞이 먼저
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#: (구조물 도면은 불러온 DXF 도각 `b08-frame` 이 그림 안에 있어도 얹은 도각)
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FRAME_LAYERS = (STRUCTURE_FRAME_LAYER, FRAME_LAYER_ID)
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PAPERS = {"A1": (840.0, 594.0), "A3": (420.0, 297.0)}
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FONTS = "'Malgun Gothic','맑은 고딕','Noto Sans KR','NanumGothic','Noto Sans CJK KR',sans-serif"
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_AUTO_COLORS = {"#000000", "#ffffff", "#f5f7fa", "black", "white"}
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def _hex(color: str) -> str:
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value = color.strip().lower()
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short = re.fullmatch(r"#([0-9a-f])([0-9a-f])([0-9a-f])", value)
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return "#" + "".join(c * 2 for c in short.groups()) if short else value
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def paint_color(color: Any) -> tuple[float, float, float]:
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"""`theme.ts` `paintColor`(밝은 바탕) 짝 — 거울 시험 `test_302_2_print_drawings`."""
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value = _hex(str(color or "#ffffff"))
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if value in _AUTO_COLORS or not re.fullmatch(r"#[0-9a-f]{6}", value):
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return (0.0, 0.0, 0.0)
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r, g, b = (int(value[i : i + 2], 16) for i in (1, 3, 5))
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luminance = (0.2126 * r + 0.7152 * g + 0.0722 * b) / 255
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if luminance > 0.58:
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scale = 0.3 / luminance
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r, g, b = (round(min(255, v * scale)) for v in (r, g, b))
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return (r / 255, g / 255, b / 255)
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def _xy(point: Any) -> tuple[float, float] | None:
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if isinstance(point, dict) and isinstance(point.get("x"), (int, float)):
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return float(point["x"]), float(point["y"])
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return None
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def hidden_layers(drawing: dict[str, Any]) -> set[str]:
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return {
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str(layer.get("id"))
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for layer in drawing.get("layers") or []
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if isinstance(layer, dict) and (layer.get("isVisible") is False or layer.get("isFrozen"))
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}
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def visible_entities(drawing: dict[str, Any]) -> list[dict[str, Any]]:
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"""숨긴 · 동결 층 개체를 (자식까지) 뺀 목록."""
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hidden = hidden_layers(drawing)
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def keep(entity: Any) -> dict[str, Any] | None:
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if not isinstance(entity, dict) or entity.get("layerId") in hidden:
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return None
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children = entity.get("children")
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if not children:
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return entity
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return {**entity, "children": [c for c in map(keep, children) if c]}
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return [e for e in map(keep, drawing.get("entities") or []) if e]
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def paper_name(width: float, height: float) -> str:
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for name, (w, h) in PAPERS.items():
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if abs(width - w) < 5 and abs(height - h) < 5:
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return name
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return f"{width:.0f}×{height:.0f}mm"
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def page_frame(entities: list[dict[str, Any]]) -> tuple[tuple[float, ...], tuple[float, float]]:
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"""(세계 범위 x0, y0, x1, y1 · 종이 mm (가로, 세로)) — 도각 층 범위 → 양식 실치수 종이."""
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for layer in FRAME_LAYERS:
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frame = entities_bbox([e for e in entities if e.get("layerId") == layer])
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if not frame:
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continue
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source = entities_bbox(template_entities())
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if source:
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width, height = source[2] - source[0], source[3] - source[1]
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return frame, (width, height)
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box = entities_bbox(entities) or (0.0, 0.0, 840.0, 594.0)
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return box, (max(box[2] - box[0], 1.0), max(box[3] - box[1], 1.0))
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_KAPPA = 0.5523 # 원 = 베지어 넷
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def _g(value: float) -> str:
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return f"{value:.3f}".rstrip("0").rstrip(".")
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def _rgb(color: tuple[float, float, float]) -> str:
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return "#" + "".join(f"{round(v * 255):02x}" for v in color)
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def dash_pieces(
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points: list[tuple[float, float]], pattern: tuple[float, ...]
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) -> list[list[tuple[float, float]]]:
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"""꺾은선 → 점선 「켜짐」 조각들(쪽 좌표 · 무늬는 꺾은선 처음부터 이어 셈).
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Chromium PDF 는 점선을 조각마다 채운 윤곽으로 풀어 PDF 가 몇 배 커짐 —
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미리 잘라 실선 조각으로 넘기면 선 명령 그대로(둥근 끝 = 점선 둥근 끝과 같은 모양).
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"""
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if len(pattern) % 2:
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pattern += pattern
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if sum(pattern) <= 0 or min(pattern) < 0:
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return [points]
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pieces: list[list[tuple[float, float]]] = []
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index, left, on = 0, pattern[0], True
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piece = [points[0]]
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for (x0, y0), (x1, y1) in zip(points, points[1:]):
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length, t = math.hypot(x1 - x0, y1 - y0), 0.0
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while length - t > left:
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t += left
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point = (x0 + (x1 - x0) * t / length, y0 + (y1 - y0) * t / length)
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if on:
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pieces.append([*piece, point])
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piece = [point]
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on, index = not on, (index + 1) % len(pattern)
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left = pattern[index]
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left -= length - t
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if on:
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piece.append((x1, y1))
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if on and len(piece) > 1:
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pieces.append(piece)
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return pieces
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class _Painter:
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"""세계 좌표(mm · y 위로) → SVG(pt · y 아래로).
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같은 선 모양 = 한 path · 차례 = 그림 → 선 → 글(글이 선 위).
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점선 직선 = 미리 자른 실선 조각(ops) · 점선 곡선 · 채운 해치 = SVG 점선(dashed).
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"""
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def __init__(self, world: tuple[float, ...], page: tuple[float, float]):
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self.width, self.height = page
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self.x0, self.y1 = world[0], world[3]
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width, height = max(world[2] - world[0], 1e-9), max(world[3] - world[1], 1e-9)
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self.k = min(self.width / width, self.height / height)
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# 도각 비율이 종이와 다르면 가운데
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self.ox = (self.width - width * self.k) / 2
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self.oy = (self.height - height * self.k) / 2
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self.images: list[str] = []
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self.parts: list[str] = []
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self.texts: list[str] = []
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self.ops: list[str] = []
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self.dashed: list[str] = []
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self.style: tuple | None = None
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self.skipped = 0
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def p(self, x: float, y: float) -> tuple[float, float]:
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return (x - self.x0) * self.k + self.ox, (self.y1 - y) * self.k + self.oy
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def q(self, x: float, y: float) -> str:
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page_x, page_y = self.p(x, y)
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return f"{_g(page_x)} {_g(page_y)}"
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def stroke(self, entity: dict[str, Any], fill: tuple | None = None) -> None:
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width = max(float(entity.get("lineWidth") or 1), 0.1) * LINE_PT_PER_PX
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dash = tuple(float(d) * DASH_PT_PER_PX for d in entity.get("lineDash") or [])
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style = (paint_color(entity.get("lineColor")), width, dash, fill)
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if style != self.style:
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self.flush()
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self.style = style
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def path(self, ops: list[str], dash: bool) -> None:
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"""지금 선 모양 path 한 줄 붙임."""
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color, width, pattern, fill = self.style
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attrs = f'stroke="{_rgb(color)}" stroke-width="{_g(width)}"'
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if dash:
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attrs += f' stroke-dasharray="{" ".join(map(_g, pattern))}"'
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attrs += f' fill="{_rgb(fill)}"' if fill else ' fill="none"'
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self.parts.append(f'<path {attrs} d="{"".join(ops)}"/>\n')
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def flush(self) -> None:
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if self.ops:
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self.path(self.ops, False)
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if self.dashed:
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self.path(self.dashed, True)
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self.ops, self.dashed = [], []
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def line(self, points: list[tuple[float, float]]) -> None:
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_, _, dash, fill = self.style
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page = [self.p(*xy) for xy in points]
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pieces = dash_pieces(page, dash) if dash and not fill else [page]
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ops = self.dashed if dash and fill else self.ops
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for piece in pieces:
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ops.append("M" + "L".join(f"{_g(x)} {_g(y)}" for x, y in piece))
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def circle(self, center: tuple[float, float], radius: float) -> None:
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cx, cy = center
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c = radius * _KAPPA
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q = self.q
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(self.dashed if self.style[2] else self.ops).append(
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f"M{q(cx + radius, cy)}"
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f"C{q(cx + radius, cy + c)} {q(cx + c, cy + radius)} {q(cx, cy + radius)}"
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f"C{q(cx - c, cy + radius)} {q(cx - radius, cy + c)} {q(cx - radius, cy)}"
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f"C{q(cx - radius, cy - c)} {q(cx - c, cy - radius)} {q(cx, cy - radius)}"
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f"C{q(cx + c, cy - radius)} {q(cx + radius, cy - c)} {q(cx + radius, cy)}"
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)
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def text(self, label: str, base: tuple[float, float], options: dict[str, Any]) -> None:
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if not label.strip():
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return
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size = float(options.get("fontSize") or DEFAULT_FONT_MM) * self.k
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anchor = {"left": "start", "right": "end"}.get(options.get("textAlign"), "middle")
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direction = _xy(options.get("textDirection")) or (1.0, 0.0)
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angle = math.degrees(math.atan2(direction[1], direction[0]))
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x, y = self.p(*base)
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turn = f' transform="rotate({_g(-angle)} {_g(x)} {_g(y)})"' if abs(angle) > 1e-6 else ""
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self.texts.append(
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f'<text x="{_g(x)}" y="{_g(y)}" font-size="{_g(size)}" text-anchor="{anchor}" '
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f'fill="{_rgb(paint_color(options.get("textColor")))}"{turn}>'
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f"{html.escape(label, quote=False)}</text>\n"
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)
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def finish(self) -> str:
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"""SVG 몸통 — 그림 → 선 → 글."""
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self.flush()
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return (
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"".join(self.images)
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+ '<g stroke-linecap="round" stroke-linejoin="round">\n'
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+ "".join(self.parts)
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+ f'</g>\n<g font-family="{FONTS}" dominant-baseline="central">\n'
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+ "".join(self.texts)
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+ "</g>\n"
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)
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def image(self, entity: dict[str, Any]) -> None:
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shape = entity.get("shapeData") or {}
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points = [xy for v in shape.get("points") or [] if (xy := _xy(v))]
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data = str(shape.get("imageData") or "")
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found = re.match(r"data:([\w/+.-]+);base64,(.*)", data, re.S)
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if len(points) < 2 or not found:
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self.skipped += 1
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return
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try:
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base64.b64decode(found.group(2), validate=True)
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except (binascii.Error, ValueError):
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self.skipped += 1
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return
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xs, ys = [x for x, _ in points], [y for _, y in points]
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x0, y0 = self.p(min(xs), max(ys))
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x1, y1 = self.p(max(xs), min(ys))
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self.images.append(
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f'<image x="{_g(x0)}" y="{_g(y0)}" width="{_g(x1 - x0)}" height="{_g(y1 - y0)}" '
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f'preserveAspectRatio="xMidYMid meet" href="{html.escape(data)}"/>\n'
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)
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def arc(self, center: tuple[float, float], radius: float, shape: dict[str, Any]) -> None:
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start, end = float(shape["startAngle"]), float(shape["endAngle"])
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if shape.get("counterClockwise") is False:
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start, end = end, start
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sweep = (end - start) % (2 * math.pi) or 2 * math.pi
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steps = max(8, int(sweep / (math.pi / 36)))
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self.line(
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[
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(
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center[0] + radius * math.cos(start + sweep * i / steps),
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center[1] + radius * math.sin(start + sweep * i / steps),
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)
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for i in range(steps + 1)
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]
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)
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def entity(self, entity: dict[str, Any]) -> None:
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shape = entity.get("shapeData") or {}
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kind = entity.get("type")
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if kind == "Image":
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self.image(entity)
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return
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if kind == "Table":
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self.stroke(entity)
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lines, texts = table_parts(shape)
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for x1, y1, x2, y2 in lines:
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self.line([(x1, y1), (x2, y2)])
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color = (shape.get("style") or {}).get("textColor")
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for one in texts: # ponytail: 칸 글색 · 굵게는 표 글색 하나로
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options = {"fontSize": one["height"], "textAlign": one["align"], "textColor": color}
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self.text(one["text"], (one["x"], one["y"]), options)
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return
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if kind == "Hatch":
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ring = [xy for v in shape.get("points") or [] if (xy := _xy(v))]
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if len(ring) >= 3:
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options = shape.get("options") or {}
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# ponytail: 무늬(선 · 격자) 해치는 색 테두리만 — 칸 채움 무늬가 필요하면 clip 경로로
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fill = (
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paint_color(options.get("color")) if options.get("style") == "solid" else None
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)
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self.stroke(entity, fill)
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self.line([*ring, ring[0]])
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return
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start, end = _xy(shape.get("startPoint")), _xy(shape.get("endPoint"))
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if start and end:
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self.stroke(entity)
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self.line([start, end])
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elif (base := _xy(shape.get("basePoint"))) and isinstance(shape.get("label"), str):
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self.text(shape["label"], base, shape.get("options") or {})
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elif point := _xy(shape.get("point")):
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self.stroke(entity)
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self.circle(point, POINT_RADIUS)
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elif (center := _xy(shape.get("center"))) and isinstance(shape.get("radius"), (int, float)):
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self.stroke(entity)
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angles = (shape.get("startAngle"), shape.get("endAngle"))
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if all(isinstance(a, (int, float)) for a in angles):
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self.arc(center, float(shape["radius"]), shape)
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else:
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self.circle(center, float(shape["radius"]))
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else:
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vertices = [xy for v in shape.get("points") or [] if (xy := _xy(v))]
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if len(vertices) >= 2:
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self.stroke(entity)
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# 꼭짓점 목록 폴리선(B07 유역도 배경선) = 열린 선
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self.line(vertices if kind == "PolyLine" else [*vertices, vertices[0]])
|
||
for child in entity.get("children") or []:
|
||
self.entity(child)
|
||
|
||
|
||
def drawing_page(drawing: dict[str, Any]) -> tuple[str, tuple[float, float], str, int]:
|
||
"""도면 한 장 → (쪽 HTML(SVG 한 장) · 종이 mm (가로, 세로) · 종이 이름 · 못 넣은 그림 수)."""
|
||
entities = visible_entities(drawing)
|
||
world, (width_mm, height_mm) = page_frame(entities)
|
||
width, height = width_mm * PT_PER_MM, height_mm * PT_PER_MM
|
||
painter = _Painter(world, (width, height))
|
||
for entity in entities:
|
||
painter.entity(entity)
|
||
svg = (
|
||
f'<svg xmlns="http://www.w3.org/2000/svg" width="{_g(width_mm)}mm" '
|
||
f'height="{_g(height_mm)}mm" viewBox="0 0 {_g(width)} {_g(height)}">\n'
|
||
f"{painter.finish()}</svg>"
|
||
)
|
||
page = (
|
||
'<!doctype html><html><head><meta charset="utf-8"><style>'
|
||
f"@page {{ size: {_g(width_mm)}mm {_g(height_mm)}mm; margin: 0; }}"
|
||
"html, body { margin: 0; overflow: hidden; } svg { display: block; }"
|
||
"svg text { white-space: pre; }" # 글 안 빈칸 그대로(표제란 「축 척」)
|
||
f"</style></head><body>{svg}</body></html>"
|
||
)
|
||
return page, (width_mm, height_mm), paper_name(width_mm, height_mm), painter.skipped
|